Is there such a thing as a photonic boom?

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In summary, there is a phenomenon known as Cerenkov radiation that can be thought of as a photonic boom, but it is not possible in a vacuum and is not the reason why physical beings cannot travel at the speed of light. The constant c, which determines the surface of possible causal connection in spacetime, just happens to be the maximum speed at which light can travel due to its masslessness.
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dbmorpher
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Hello I'm dbmorpher,
We all know that if you travel at the speed of sound you achieve a sonic boom from the sound bouncing off the object.
Since light behaves similarly to sound would there be such a thing as a "Photonic Boom"?
If so is the reason physical beings cannot travel the speed of light because a photonic boom would destroy us?
 
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dbmorpher said:
Hello I'm dbmorpher,
We all know that if you travel at the speed of sound you achieve a sonic boom from the sound bouncing off the object.
Since light behaves similarly to sound would there be such a thing as a "Photonic Boom"?
If so is the reason physical beings cannot travel the speed of light because a photonic boom would destroy us?

You can think of Cerenkov radiation as a photonic boom:

http://math.ucr.edu/home/baez/physics/Relativity/SpeedOfLight/cherenkov.html

However, in a vacuum this is not possible, and has nothing to do with why nothing goes faster than c. A better way to look at this is that the structure of spacetime divides events into causally connected and causally disconnected. The constant c determines the surface of possible causal connection. It just happens that light, being massless (so far as we know) travels at the maximum speed of causal influence.
 

1. What is a photonic boom?

A photonic boom is a theoretical phenomenon that suggests that light traveling at high speeds could create a shockwave similar to the sonic boom produced by an object traveling faster than the speed of sound.

2. Is a photonic boom possible?

While there is currently no conclusive evidence of a photonic boom occurring, some theoretical studies suggest that it may be possible under certain conditions. However, more research and experimentation are needed to prove its existence.

3. How fast would light have to travel for a photonic boom to occur?

The speed of light is already incredibly fast, and it is currently believed to be the fastest possible speed in the universe. Some theories suggest that light would have to travel at least 30 times faster than its current speed to create a photonic boom.

4. Are there any real-world applications for a photonic boom?

While the concept of a photonic boom is still largely theoretical, there are potential applications for it in fields such as astrophysics and aerospace engineering. It could also have implications for the study of light and its properties.

5. Can a photonic boom be heard?

No, a photonic boom would not produce an audible sound. It is a phenomenon related to light, not sound. However, it could potentially be detected through other means, such as changes in the electromagnetic spectrum or the creation of high-energy particles.

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